{
  "manageEntity": {
    "action": "Repost",
    "entityId": "351439121",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdcfb5566d36debb76e7c9f541a323e496aede7e820e830fc8d21e646430e5c5a",
    "signature": "0x7bd0f41f910c1bde3c28c101c1736f806ef22f3127215db2bddd2ff6107c774a38bee4ae693793bf9987a81604c27f4c3214439795bc5afe096b80b42933990d1b",
    "signer": "0x4D8EDeF47b57f98c89BDFf851267B0327BE4cD05",
    "userId": "5307724"
  }
}